* {
    margin: 0;
    padding: 0;
}

body {
    margin: 0 auto;
    font-size: 14px;
    background-color: beige;
    color: #333;
    position: relative;
    padding-top: 50px;
    padding-bottom: 50px;
}

img {
    border: none;
}

a {
    cursor: pointer;
    color: #333;
    text-decoration: none;
    outline: none;
}

ul {
    list-style-type: none;
}

em {
    font-style: normal;
}

.lt {
    float: left;
}

.rt {
    float: right;
}

div.clear {
    font: 0px Arial;
    line-height: 0;
    height: 0;
    overflow: hidden;
    clear: both;
}

.clearfix::after {
    content: "";
    display: block;
    clear: both;
}


/*wrapin 主体容器宽度*/

.wrapin {
    width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

header {
    height: 50px;
    background: #fff;
    border-bottom: 1px solid #ccc;
}

.nav li {
    line-height: 50px;
    float: left;
    width: 25%;
    text-align: center;
    font-size: 16px;
    background-color: #FF9933;
}

.nav li a {
    color: #333;
    display: inline-block;
}

.nav li :hover{
    background-color:white
}

.banner {
    display: block;
}

.banner img {
    width: 100%;
    display: block;
}

.banner {
    width: 100%;
    height: 560px;
    overflow: hidden;
    position: relative;
}

.box-1 ul {}

.box-1 ul li {
    width: 100;
    height: 560px;
    position: relative;
    overflow: hidden;
    display: block;
    transition: .2s;
}

.box-1 ul li img {
    display: block;
    width: 100%;
    height: 100%;
}

.box-1 ul li h2 {
    position: absolute;
    left: 0;
    bottom: 0;
    height: 40px;
    width: 100%;
    background: rgba(125, 125, 120, .4);
    text-indent: 2em;
    padding-right: 500px;
    font-size: 15px;
    line-height: 40px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    font-weight: normal;
    color: ghostwhite
}

.box-2 {
    position: absolute;
    right: 10px;
    bottom: 14px;
}

.box-2 ul li {
    float: left;
    width: 12px;
    height: 12px;
    overflow: hidden;
    margin: 0 5px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.8);
    text-indent: 100px;
    cursor: pointer;
}

.box-2 ul .on {
    background: #FF9933;
}

.box-3 span {
    position: absolute;
    color: rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.1);
    width: 50px;
    height: 80px;
    top: 50%;
    font-family: "宋体";
    line-height: 80px;
    font-size: 60px;
    margin-top: -40px;
    border-radius: 5px;
    text-align: center;
    cursor: pointer;
}

.box-3 .prev {
    left: 10px;
}

.box-3 .next {
    right: 10px;
}

.box-3 span::selection {
    background: transparent;
}

.box-3 span:hover {
    background: rgba(255, 255, 255, .5);
    color: rgba(255, 255, 255, 1)
}

.con {
    padding: 15px;
    background: #fff;
}

.top .text {
    float: left;
    width: 60%;
    line-height: 26px;
}

.top .pic {
    float: right;
    width: 38%;
    margin-top: 20px;
}

.top .pic img {
    width: 100%;
}

.title {
    padding: 20px 0;
}

.title h2 {
    font-size: 20px;
    color: #333;
}

.tupian ul {
    margin: 0 -15px;
}

.tupian ul li {
    width: 33.33%;
    float: left;
    padding: 15px;
    box-sizing: border-box;
}

.tupian ul li img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.pinglun {
    line-height: 26px;
    color: #333;
    font-size: 14px;
    padding-bottom: 30px;
}

footer {
    background: #FF9933;
    text-align: center;
    color: #333;
    line-height: 50px;
}

form {
    width: 460px;
    float: right;
}

form p {
    margin: 10px 0;
    font-size: 16px;
    color: #333;
}

form .phone {
    width: 100%;
    height: 36px;
    padding: 0 10px;
    box-sizing: border-box;
    border: 1px solid #ccc;
}

form textarea {
    width: 100%;
    height: 100px;
}

form .but {
    background: #fff;
    border: 1px solid #ccc;
    color: #333;
    margin: 20px auto;
    display: block;
    width: 200px;
    height: 36px;
}

.lx_pic {
    float: left;
    width: 460px;
    height: 360px;
}

.lx_pic img {
    object-fit: cover;
    height: 100%;
    width: 100%;
}